protect worksheets

Hi Is there any way to have a sheet protected (Excel 2013+) so it can be unprotected (the naitive Excel way) using two different passwords? The purpose would obviously be to have a standard "Back Door" password for any workbook delivered, while each workbook also could have its unique password...

Hello, I am continually running into an issue when trying to protect my workbook with macro's I have a workbook with 12 sheets. Upon workbook_open, I hide them all, except the first which is protected completely, no one can even click on a cell. At the end of the code, I protect the workbook...

I am using Excel 2010 and would like to have the following code to protect and unprotect all worksheets in a command button with a password which is only required to unprotect the sheets. However, I am a novice and the code doesn't seem to work. Would you take a look at it? Private Sub...